1.two optic backup multiplexer 2.E1 two optic backup multiplexer,backup optic transceiver 3.three years warranty

1+1 series optical mutilexer is a point to piont optical transmission device ,which developt based on a suppeer scale integrated ,provide two fiber line (main optical link and backup optical link ) ,supply 4E1/8E1/16E1 interface PDH multiplexer with succinct single panel style .It can match one chanel 100M line Ethernet interface at the same time ,asynchronous data,customer’s auxiliary chanel and service telephone function ,etc.

This series products has strong adaptability and be widely applied,perfct alarm monitoring function,high integration level,low power consuption,stable performance ,easy to use .Support single/muti mode fiber access,this can ensure fiber link repeat transmission. It suit for point to point fiber transmission,suply the high quality ,agile and reliable transmission for publik network and private network .it is the ideal choice for Telecommunication ,Moblie ,Unicom, other Network Operator and Post,Electric power ,Police Petroleum and other pivate network .

Product Features

1.supply main optical interface and backup optical interface , two optical interface 1+1 backup function can ensure bussiness repeat

2.support main optical interface and backup optical interface force switch or automatic switch

3.optical interface support simple ALS function

4.E1 interface code is HDB3 ,E1 Jitter Tolerance, Transfer characteristics,output jitter full match G.823,G.703,G.742 protocol

5.E1 terminal adopt digital clock recovery circuit and digital

6.match one chanel 100M line Ethernet interface , asynchronous data, customer’s auxiliary chanel and service telephone interface

7.ensure repeat transmission distance exceed 2-120 Kilometers

8.meet the standard of carrier-class,the average non-malfunction working time MTBF exceed 10 thousands hours

9.high reliability ,supply 19 inch rack or Wall Hanging ,Tabletop and plug-in card ,19 inch rack  can be operated with AC/DC power supply.

10.power can choose AC-48 ( alternating current ), ) ,DC power polarity has non positive (+) and negative

(−). Electrode .

11.perfect alarm function , Home Terminal can monitor status of  opposite terminal equipment in time

12.supply SNMP network function

Optical fiber interface parameters

1.wave length :single mode 1310nm/1550nm,multi mode 850nm/1310nm

2.fiber counts : transceiving double core ,transceiving single core

3.transmission power : -9dBm/ -5dBm

4.transfer-length : mutimode 2 kilometers,single mode 40,60,120 kilometers

5.receiver sensitivity: superior to -36dBm

6.connector :SC/FC/ST optional

7.receiver Dynamic range :>27dB

Ethernet data interface parameter

1.speed :10/100M auto-adapt

2.protocal : support IEEE802.3,IEE802.1Q(VLAN)

3.physical interface : RJ45,support auto-MDIX

4.operating mode : full-duplex ,half-duplex ,auto-adapt

5.MAC address table : can learn 4096 MAC address

E1 interface features

1.interface code type : HDB3 code

2.line speed : 2.048Mbp/s

3.interface impedance : 75Ω/unbalance

4.interface standard : ITU-TG.703

5.interface features: meet the standard of G.703

6.jitter transfer characteristics : meet the G.704 and G.823